<div style="
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #999;
    font-size: 14px;
    text-align: center;
    gap: 12px;
    padding: 16px;  
    box-sizing: border-box;
    position: relative;
    ">
    ${titleSection}
    <div style="
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 8px;
        opacity: 0.7;
        ">
        <i class="bi bi-file-earmark-bar-graph" style="font-size: 36px; color: #888;"></i>
        <span style="font-size: 16px; color: #777;">无数据</span>
    </div>
</div>